The use of a neck brace does not influence visual vertical perception - Funabashi, Martha; Silva, Natya N. L.; Watanabe, Luciana M.; Santos-Pontelli, Taiza E. G.; Colafemina, Jose Fernando; Carneiro, Antonio Adilton Oliveira; Takayanagui, Osvaldo Massaiti (Arquivos de Neuro-Psiquiatria, 2011)